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BOSTON MARATHON 2023

Marius Steinberg

Bib: 3975•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 9%
Gender (Male)
#0 / 15176
Top 15%
Division (M18-39)
#0 / 5285
Top 34%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:26
Rank: #2707
Start → 5K
20:26 | 6:35/mi
10K· 6.21 mi
40:35
Rank: #2683 (+24)
5K → 10K
20:09 | 6:29/mi
15K· 9.32 mi
1:00:37
Rank: #2546 (+137)
10K → 15K
20:02 | 6:27/mi
20K· 12.43 mi
1:20:56
Rank: #2521 (+25)
15K → 20K
20:19 | 6:32/mi
Half· 13.11 mi
1:25:21
Rank: #2520 (+1)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:41:26
Rank: #2569 (-49)
Half → 25K
16:05 | 6:38/mi
30K· 18.64 mi
2:02:40
Rank: #2637 (-68)
25K → 30K
21:14 | 6:50/mi
20M
2:11:58
Rank: #2641 (-4)
30K → 20M
9:18 | 6:51/mi
21M
2:19:13
Rank: #2626 (+15)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:24:06
Rank: #2596 (+30)
21M → 35K
4:53 | 6:32/mi
23M
2:32:37
Rank: #2559 (+37)
35K → 23M
8:31 | 6:48/mi
24M
2:39:06
Rank: #2504 (+55)
23M → 24M
6:29 | 6:29/mi
40K· 24.85 mi
2:44:38
Rank: #2443 (+61)
24M → 40K
5:32 | 6:28/mi
25.2M
2:47:06
Rank: #2421 (+22)
40K → 25.2M
2:28 | 7:09/mi
Finish· 26.22 mi
2:53:38
Rank: #2399 (+22)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:21
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time1:28:17
Pace6:44 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:3320:266:3520:26
6:35
-
10K
6.21 mi10:41:4240:356:3220:09
6:29
-0:06
15K
9.32 mi11:01:441:00:376:3020:02
6:27
-0:02
20K
12.43 mi11:22:031:20:566:3120:19
6:32
+0:05
Half
13.11 mi11:26:281:25:216:314:25
6:28
-0:04
25K
15.53 mi11:42:331:41:266:3216:05
6:38
+0:10
30K
18.64 mi12:03:472:02:406:3521:14
6:50
+0:12
20M
20.00 mi12:13:052:11:586:369:18
6:51
+0:01
21M
21.00 mi12:20:202:19:136:387:15
7:15
+0:24
35K
21.75 mi12:25:132:24:066:384:53
6:32
-0:43
23M
23.00 mi12:33:442:32:376:388:31
6:48
+0:16
24M
24.00 mi12:40:132:39:066:386:29
6:29
-0:19
40K
24.85 mi12:45:452:44:386:375:32
6:28
-0:01
25.2M
25.20 mi12:48:132:47:066:382:28
7:09
+0:41
Finish
26.22 mi12:54:452:53:386:386:32
6:25
-0:44

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

6:25 /mi

Average Pace

6:38 /mi

Slowest Pace

7:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:55

94% of race

Time at Steady Pace

9:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:37 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:21:3320:266:3520:26
6:35
#2707
10K
6.21 mi10:41:4240:356:3220:09
6:29
#2683
15K
9.32 mi11:01:441:00:376:3020:02
6:27
#2546
20K
12.43 mi11:22:031:20:566:3120:19
6:32
#2521
Half
13.11 mi11:26:281:25:216:314:25
6:28
#2520
25K
15.53 mi11:42:331:41:266:3216:05
6:38
#2569
30K
18.64 mi12:03:472:02:406:3521:14
6:50
#2637
20M
20.00 mi12:13:052:11:586:369:18
6:51
#2641
21M
21.00 mi12:20:202:19:136:387:15
7:15
#2626
35K
21.75 mi12:25:132:24:066:384:53
6:32
#2596
23M
23.00 mi12:33:442:32:376:388:31
6:48
#2559
24M
24.00 mi12:40:132:39:066:386:29
6:29
#2504
40K
24.85 mi12:45:452:44:386:375:32
6:28
#2443
25.2M
25.20 mi12:48:132:47:066:382:28
7:09
#2421
Finish
26.22 mi12:54:452:53:386:386:32
6:25
#2399
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2707257825782348(Top 9%)2254(Top 15%)2254(Top 43%)
10K6.21 mi3.10 mi2683+242560+182560+182702(Top 10%)2584(Top 17%)2584(Top 49%)
15K9.32 mi3.11 mi2546+1372433+1272433+1272348(Top 9%)2254(Top 15%)2254(Top 43%)
20K12.43 mi3.11 mi2521+252413+202413+202507(Top 9%)2400(Top 16%)2400(Top 45%)
Half13.11 mi0.68 mi2520+12414-12414-12595(Top 10%)2489(Top 16%)2489(Top 47%)
25K15.53 mi2.42 mi2569-492459-452459-452900(Top 11%)2770(Top 18%)2770(Top 52%)
30K18.64 mi3.11 mi2637-682518-592518-593201(Top 12%)3016(Top 20%)3016(Top 57%)
20M20.00 mi1.36 mi2641-42523-52523-53058(Top 11%)2872(Top 19%)2872(Top 54%)
21M21.00 mi1.00 mi2626+152512+112512+113327(Top 12%)3097(Top 20%)3097(Top 59%)
35K21.75 mi0.75 mi2596+302481+312481+312549(Top 10%)2408(Top 16%)2408(Top 46%)
23M23.00 mi1.25 mi2559+372447+342447+342659(Top 10%)2492(Top 16%)2492(Top 47%)
24M24.00 mi1.00 mi2504+552394+532394+532030(Top 8%)1905(Top 13%)1905(Top 36%)
40K24.85 mi0.85 mi2443+612335+592335+591452(Top 5%)1371(Top 9%)1371(Top 26%)
25.2M25.20 mi0.35 mi2421+222313+222313+222288(Top 9%)2121(Top 14%)2121(Top 40%)
Finish26.22 mi1.02 mi2399+222290+232290+232057(Top 8%)1912(Top 13%)1912(Top 36%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 9%
×21stories
+97ft-345ft

Overall

2348

Males

2254

M18-39

2254

5K→10K

3.1 - 6.2 mi

Top 10%
×5stories
+79ft-138ft

Overall

2702

Males

2584

M18-39

2584

10K→15K

6.2 - 9.3 mi

Top 9%
×3stories
+67ft-78ft

Overall

2348

Males

2254

M18-39

2254

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2507

Males

2400

M18-39

2400

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2595

Males

2489

M18-39

2489

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2900

Males

2770

M18-39

2770

25K→30K

15.5 - 18.6 mi

Top 12%
×9stories
+181ft-148ft

Overall

3201

Males

3016

M18-39

3016

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

3058

Males

2872

M18-39

2872

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3327

Males

3097

M18-39

3097

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2549

Males

2408

M18-39

2408

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2659

Males

2492

M18-39

2492

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2030

Males

1905

M18-39

1905

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1452

Males

1371

M18-39

1371

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2288

Males

2121

M18-39

2121

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2057

Males

1912

M18-39

1912

Passing Analysis

Category:
Athletes Passed
876
Passed By
568
Net Change
+308
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2707
5K → 10K167143+24#2707#2683
10K → 15K16326+137#2683#2546
15K → 20K7550+25#2546#2521
20K → Half1312+1#2521#2520
Half → 25K3584-49#2520#2569
25K → 30K47115-68#2569#2637
30K → 20M3842-4#2637#2641
20M → 21M3722+15#2641#2626
21M → 35K366+30#2626#2596
35K → 23M6629+37#2596#2559
23M → 24M572+55#2559#2504
24M → 40K665+61#2504#2443
40K → 25.2M275+22#2443#2421
25.2M → Finish4927+22#2421#2399
TOTALS876568+308
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing